<template>
    <div class="goods-list">
        <div class="goods-items" v-for="item in goodslist" :key="item.goodsId" @click="goDetail(item.goodsId)">
            <img :src="item.imgUrl" alt="">
            <h1 class="title">{{item.goodsTitle}}</h1>
            <div class="info">
                <p class="price">
                    <span class="now">￥{{item.sellPrice}}</span>
                    <span class="old">￥{{item.markPrice}}</span>
                </p>
                <p class="sell">
                    <span>热卖中</span>
                    <span>剩{{item.stockQuantity}}件</span>
                </p>
            </div>



        </div>



        <mt-button type="danger" size="large" @click="getMore" v-if="!isEnd">加载更多</mt-button>
        <mt-button type="default" size="large" v-if="isEnd" disabled>已经到底了</mt-button>
    </div>
</template>

<script>
    export default {
        data() {
            //组件内部挂载数据
            return{
                num:0,//列表总数
                currentPage:1,//分页页数
                goodslist:[],//存放商品列表数据
                isEnd:false//列表是否到底
            }
        },
        created() {
            this.getGoodsList();
        },
        methods:{
            //获取商品列表
            getGoodsList() {
                this.$http.get('/api/goods/getGoods?currentPage='+this.currentPage).then(res => {
                    if(res.body.success === true) {
                        this.num = res.body.page.totalCount;
                        this.goodslist = this.goodslist.concat(res.body.page.list);
                    }
                });
            },
            getMore() {
                if(this.goodslist.length !== this.num) {
                    this.currentPage++;
                    this.getGoodsList();
                    console.info(this.currentPage);
                    this.isEnd = true;
                }

            },
            goDetail(id) {

                //要区分 this.$route 和 this.$router
                //this.$route 是路由参数对象，所有路由中的参数， params,query 都属于它
                //this.$router 是一个路由导航对象，用它可以方便的使用 js 代码，实现路由的前进和后退，跳转到新的 url 地址
                //1.最简单
                // this.$router.push("/home/goodsinfo/"+id);
                //2.传递对象
                // this.$router.push({path:"/home/goodsinfo/"+id});
                //3.传递命名路由
                this.$router.push({name:"goodsinfo",params:{id:id}});




            }
        }
    }
</script>

<style lang="scss" scoped>
    .goods-list{
        display: flex;
        flex-wrap: wrap;
        padding: 7px;
        justify-content: space-between;
        min-height: 293px;
        .goods-items{
            width: 49%;
            border: 1px solid #ccc;
            box-shadow: 0 0 8px #ccc;
            margin: 4px 0;
            padding: 2px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            img{
                width: 100%;
            }
            .title{
                font-size: 14px;
            }

            .info{
                background-color: #eee;
                p{
                    margin: 0;
                    padding: 5px;
                }
                .price{
                    .now{
                        color: red;
                        font-weight: bold;
                        font-size: 16px;
                    }
                    .old{
                        text-decoration: line-through;
                        font-size: 12px;
                        margin-left: 10px;
                    }
                }
                .sell{
                    display: flex;
                    justify-content: space-between;
                    font-size: 13px;
                }
            }
        }
    }
</style>